/*
 * Copyright 2013 JROSE
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jrose.core.util;

import lombok.AccessLevel;
import lombok.NoArgsConstructor;
import org.apache.commons.lang3.StringUtils;

/**
 * String formatter helper utilities.
 *
 * @author Xiaohai Zhang
 * @since 2013-08-18 17:15
 */
@NoArgsConstructor(access = AccessLevel.PRIVATE)
abstract public class StringFormatter {
    public static final String DELIM = "{}";

    public static String formatMessage(String messagePattern, Object... params) {
        if (messagePattern == null || !StringUtils.contains(messagePattern, DELIM)) {
            return messagePattern;
        }
        if (params == null || params.length == 0) {
            return messagePattern;
        }

        String message = messagePattern;
        String[] replacementList = new String[params.length];
        for (int i = 0; i < replacementList.length; i++) {
            replacementList[i] = String.valueOf(params[i]);
        }
        for (String replacement : replacementList) {
            message = StringUtils.replaceOnce(message, DELIM, replacement);
        }
        return message;
    }

    public static String trimLastComma(String source) {
        if (source == null) {
            return source;
        }
        if (StringUtils.endsWith(source, ",")) {
            source = StringUtils.substringBeforeLast(source, ",");
        }
        return source;
    }
}
